JP2007525760A - 欠陥クロックを検出するための電子回路装置 - Google Patents

欠陥クロックを検出するための電子回路装置 Download PDF

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Publication number
JP2007525760A
JP2007525760A JP2007500328A JP2007500328A JP2007525760A JP 2007525760 A JP2007525760 A JP 2007525760A JP 2007500328 A JP2007500328 A JP 2007500328A JP 2007500328 A JP2007500328 A JP 2007500328A JP 2007525760 A JP2007525760 A JP 2007525760A
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JP
Japan
Prior art keywords
electronic circuit
circuit device
clock
processor
error signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
JP2007500328A
Other languages
English (en)
Japanese (ja)
Inventor
フランシスクス ジェイ クロステルス
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips NV
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips NV, Koninklijke Philips Electronics NV filed Critical Koninklijke Philips NV
Publication of JP2007525760A publication Critical patent/JP2007525760A/ja
Withdrawn legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/24—Resetting means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/26—Functional testing
    • G06F11/267—Reconfiguring circuits for testing, e.g. LSSD, partitioning

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Computer Hardware Design (AREA)
  • Debugging And Monitoring (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
JP2007500328A 2004-02-27 2005-02-15 欠陥クロックを検出するための電子回路装置 Withdrawn JP2007525760A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04100789 2004-02-27
PCT/IB2005/050575 WO2005085978A2 (en) 2004-02-27 2005-02-15 Electronic circuit arrangement for detecting a failing clock

Publications (1)

Publication Number Publication Date
JP2007525760A true JP2007525760A (ja) 2007-09-06

Family

ID=34917201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007500328A Withdrawn JP2007525760A (ja) 2004-02-27 2005-02-15 欠陥クロックを検出するための電子回路装置

Country Status (6)

Country Link
US (1) US20080140890A1 (zh)
EP (1) EP1719055A2 (zh)
JP (1) JP2007525760A (zh)
KR (1) KR20070012351A (zh)
CN (1) CN1922579A (zh)
WO (1) WO2005085978A2 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8410954B2 (en) * 2007-11-06 2013-04-02 Honeywell International Inc. Moving and stationary body system using telemetry
US20090115629A1 (en) * 2007-11-06 2009-05-07 Honeywell International Inc. moving and stationary body system interfacing with a communications medium
JP6816345B2 (ja) * 2015-04-24 2021-01-20 富士電機株式会社 駆動制御装置
EP3742295A1 (en) * 2019-05-23 2020-11-25 NXP USA, Inc. Automatic firmware rollback

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4144448A (en) * 1977-11-29 1979-03-13 International Business Machines Corporation Asynchronous validity checking system and method for monitoring clock signals on separate electrical conductors
US4691126A (en) * 1985-08-29 1987-09-01 Sperry Corporation Redundant synchronous clock system
JPH06332755A (ja) * 1993-05-19 1994-12-02 Mitsubishi Electric Corp ウォッチドッグタイマ回路
US5664636A (en) * 1993-10-29 1997-09-09 Yamaha Hatsudoki Kabushiki Kaisha Vehicle with electric motor
US5479648A (en) * 1994-08-30 1995-12-26 Stratus Computer, Inc. Method and apparatus for switching clock signals in a fault-tolerant computer system
DE69430372D1 (de) * 1994-10-27 2002-05-16 St Microelectronics Srl Schaltung zum Nachweis eines Fehlerzustandes eines Taktsignals für elektronische Mikroprozessorschaltungen
GB2318194B (en) * 1996-10-08 2000-12-27 Advanced Risc Mach Ltd Asynchronous data processing apparatus
US5828243A (en) * 1996-10-28 1998-10-27 Mti Technology Corporation Method for detecting clock failure and switching to backup clock
US6301655B1 (en) * 1997-09-15 2001-10-09 California Institute Of Technology Exception processing in asynchronous processor
US7350116B1 (en) * 1999-06-08 2008-03-25 Cisco Technology, Inc. Clock synchronization and fault protection for a telecommunications device
US6292045B1 (en) * 1999-11-29 2001-09-18 Zilog, Inc. Circuit and method for detecting and selecting clock sources
JP2002055830A (ja) * 2000-05-29 2002-02-20 Seiko Epson Corp 割込信号生成装置及び割込信号の生成方法
US6959014B2 (en) * 2001-02-01 2005-10-25 Freescale Semiconductor, Inc. Method and apparatus for operating a communication bus
EP1433059B1 (en) * 2001-08-03 2007-05-23 Altera Corporation Clock loss detection circuit and corresponding method
JP3523225B2 (ja) * 2001-09-18 2004-04-26 Ｎｅｃマイクロシステム株式会社 クロック監視装置及び監視方法
US7089462B2 (en) * 2003-04-17 2006-08-08 International Business Machines Corporation Early clock fault detection method and circuit for detecting clock faults in a multiprocessing system
US7296170B1 (en) * 2004-01-23 2007-11-13 Zilog, Inc. Clock controller with clock source fail-safe logic
US7362739B2 (en) * 2004-06-22 2008-04-22 Intel Corporation Methods and apparatuses for detecting clock failure and establishing an alternate clock lane
JP2006172202A (ja) * 2004-12-16 2006-06-29 Nec Electronics Corp 半導体装置

Also Published As

Publication number Publication date
WO2005085978A2 (en) 2005-09-15
WO2005085978A3 (en) 2006-05-18
CN1922579A (zh) 2007-02-28
US20080140890A1 (en) 2008-06-12
EP1719055A2 (en) 2006-11-08
KR20070012351A (ko) 2007-01-25

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